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Commitments and Contingencies - Schedule of Product Warranty Liabilities (Details) - USD ($)
$ in Millions
12 Months Ended
Jan. 25, 2026
Jan. 26, 2025
Jan. 28, 2024
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]      
Beginning Balance $ 1,290 $ 306 $ 82
Additions 2,474 1,203 278
Utilization (957) (219) (54)
Ending Balance $ 2,807 $ 1,290 $ 306